Re: Analogue computing

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#621236

From: Jon Elson
Date: Fri, 16 Mar 2018 18:48

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Peter Flass wrote:


> ISTM digital solutions are akin to integrating a function that the analog
> computer models directly. The more steps you use and the smaller the
> interval the closer the digital solution approaches the reality.
> 
Yes, but digital has some big advantages, too.  One thing that is REALLY 
hard in analog is holding a sampled value for a long time.  In digital, 
especially with battery-backed or non-volatile memory, you can hold that 
setting for years.

Jon

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From: Jon Elson <jme...@wustl.edu>
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Organization: Washington University
Date: Fri, 16 Mar 2018 13:48:17 -0500
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Subject: Re: Analogue computing
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